package zigzag.designpattern.command;

public class CommandClient {
	public static void main(String args[]){
		Invoker invoker = new Invoker();
		invoker.addCommand("toUpper", new UppercaseCommand("hello"));
		invoker.addCommand("toLower", new UppercaseCommand("HELLO"));
		
		invoker.request("toUpper");
	}

}
